<SEC-DOCUMENT>0001172661-20-000677-index.html : 20200214
<SEC-HEADER>0001172661-20-000677.hdr.sgml : 20200214
<ACCEPTANCE-DATETIME>20200214123520
ACCESSION NUMBER:		0001172661-20-000677
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20200214
DATE AS OF CHANGE:		20200214

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ACUITY BRANDS INC
		CENTRAL INDEX KEY:			0001144215
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC LIGHTING & WIRING EQUIPMENT [3640]
		IRS NUMBER:				582632672
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0831

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-78028
		FILM NUMBER:		20616886

	BUSINESS ADDRESS:	
		STREET 1:		1170 PEACHTREE STREET, NE
		STREET 2:		SUITE 2300
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30309-7676
		BUSINESS PHONE:		404-853-1400

	MAIL ADDRESS:	
		STREET 1:		1170 PEACHTREE STREET, NE
		STREET 2:		SUITE 2300
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30309-7676

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	L&C SPINCO INC
		DATE OF NAME CHANGE:	20010629

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GENERATION INVESTMENT MANAGEMENT LLP
		CENTRAL INDEX KEY:			0001375534
		IRS NUMBER:				980456791
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		20 AIR STREET
		CITY:			LONDON
		STATE:			X0
		ZIP:			W1B 5AN
		BUSINESS PHONE:		44 (0) 207 534 4700

	MAIL ADDRESS:	
		STREET 1:		20 AIR STREET
		CITY:			LONDON
		STATE:			X0
		ZIP:			W1B 5AN
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>generation-ayi123119a3.htm
<DESCRIPTION>SCHEDULE 13G HOLDINGS REPORT AMENDMENT
<TEXT>
Document 1 - file: generation-ayi123119a3.htm

</DOCUMENT>
</SEC-DOCUMENT>